综放煤矸低水平自然射线的涨落规律及测量识别分析
为研究综放开采煤矸的自动识别问题,提出了采用煤矸自然射线识别方法对放顶煤过程中放煤口的混矸进行测定识别,为此理论分析了矸石中低水平自然射线的涨落规律及测量时间对探测计数误差的影响,确定了放射性识别阈值及其精确判断阈值,通过实验的方法对矸石低水平自然射线的涨落规律及阈值进行了验证,确定了仪器的实时响应特性,研究结果为利用自然射线技术进行综放放煤口矸石出现的判断识别提供了依据,为综放工作面自动化放顶煤技术提供基础。...
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| Published in | 煤炭学报 no. 5; pp. 988 - 993 |
|---|---|
| Main Author | |
| Format | Journal Article |
| Language | Chinese |
| Published |
2015
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| Subjects | |
| Online Access | Get full text |
| ISSN | 0253-9993 |
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| Abstract | 为研究综放开采煤矸的自动识别问题,提出了采用煤矸自然射线识别方法对放顶煤过程中放煤口的混矸进行测定识别,为此理论分析了矸石中低水平自然射线的涨落规律及测量时间对探测计数误差的影响,确定了放射性识别阈值及其精确判断阈值,通过实验的方法对矸石低水平自然射线的涨落规律及阈值进行了验证,确定了仪器的实时响应特性,研究结果为利用自然射线技术进行综放放煤口矸石出现的判断识别提供了依据,为综放工作面自动化放顶煤技术提供基础。 |
|---|---|
| AbstractList | 为研究综放开采煤矸的自动识别问题,提出了采用煤矸自然射线识别方法对放顶煤过程中放煤口的混矸进行测定识别,为此理论分析了矸石中低水平自然射线的涨落规律及测量时间对探测计数误差的影响,确定了放射性识别阈值及其精确判断阈值,通过实验的方法对矸石低水平自然射线的涨落规律及阈值进行了验证,确定了仪器的实时响应特性,研究结果为利用自然射线技术进行综放放煤口矸石出现的判断识别提供了依据,为综放工作面自动化放顶煤技术提供基础。 |
| Author | 张宁波 刘长友 陈现辉 陈宝宝 |
| AuthorAffiliation | 中国矿业大学煤炭资源与安全开采国家重点实验室 深部煤炭资源开采教育部重点实验室 |
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| Notes | ZHANG Ning-bo;LIU Chang-you;CHEN Xian-hui;CHEN Bao-bao;State Key Laboratory of Coal Resources and Safe Mining,China University of Mining and Technology;Key Laboratory of Deep Coal Resource Mining( CUMT),Ministry of Education 11-2190/TD |
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| PublicationTitle | 煤炭学报 |
| PublicationTitleAlternate | Journal of China Coal Society |
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| SubjectTerms | 放顶煤;自然射线;涨落规律;煤矸识别 |
| Title | 综放煤矸低水平自然射线的涨落规律及测量识别分析 |
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